Description

4-[(2,5-Dichlorophenyl)Azo]-n-(2-Ethoxyphenyl)-3-Hydroxynaphthalene-2-Carboxamide CAS NO 6358-48-1 is a high-purity, synthetic organic compound belonging to the azo dye and pigment class. This specialized chemical is valued for its ability to impart specific color properties and its role as a key intermediate in advanced synthesis. It is primarily sought after by manufacturers in the pigment and dye industry, as well as by research and development laboratories working on functional materials. Our supply ensures consistent quality and reliable availability for industrial-scale applications.

Application

• Primary Use as a Pigment Intermediate: Serves as a crucial precursor in the synthesis of high-performance organic pigments, particularly for applications requiring specific shades of red, orange, or brown.
• Specialty Dye Manufacturing: Used in the production of specialized azo dyes for coloring plastics, inks, and coatings where lightfastness and chemical stability are important.
• Research & Development: Employed in academic and industrial R&D settings for developing new chromophores, studying azo compound chemistry, and creating novel functional materials.
• Analytical Chemistry: Can be utilized as a standard or reagent in analytical methods for calibrating equipment or studying dye-binding properties.
• Functional Material Synthesis: Acts as a building block for creating more complex molecules used in non-linear optics or other advanced material science applications.

Basic Information

Product Name	4-[(2,5-Dichlorophenyl)Azo]-n-(2-Ethoxyphenyl)-3-Hydroxynaphthalene-2-Carboxamide
CAS No.	6358-48-1
Molecular Formula	C25H19Cl2N3O3
Molecular Weight	480.35 g/mol
Synonyms	Pigment Red 2; C.I. 12310; 4-[(2,5-Dichlorophenyl)azo]-N-(2-ethoxyphenyl)-3-hydroxy-2-naphthamide; 3-Hydroxy-4-[(2,5-dichlorophenyl)azo]-N-(2-ethoxyphenyl)-2-naphthamide; N-(2-Ethoxyphenyl)-3-hydroxy-4-[(2,5-dichlorophenyl)azo]-2-naphthamide; C.I. Pigment Red 2; Azo Pigment Red 2
EINECS	228-780-5

Quality Control

Our production of 4-[(2,5-Dichlorophenyl)Azo]-n-(2-Ethoxyphenyl)-3-Hydroxynaphthalene-2-Carboxamide adheres to stringent quality management protocols to ensure batch-to-batch consistency and purity. Each lot is analyzed using advanced techniques like HPLC and spectroscopic methods to verify identity and assay. Certificates of Analysis (COA) detailing all relevant specifications are provided with every shipment. We are committed to meeting the specific quality requirements of our global B2B partners.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents and incompatible materials. For long-term storage, consider an inert atmosphere to maintain product integrity.

Specification

Item	Specification
Appearance	Red to brown powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm
Related Substances (HPLC)	Individual impurity ≤ 0.5%, Total impurities ≤ 1.5%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.